| Wilkinson & Sellars Limited | Manufacturing | 2026 |
| Wilkinson Business Park Management Company Limited | Real estate | 2008 |
| Willcock Consulting Limited | Professional & scientific | 2014 |
| William Hodgson & Co (1894) Limited | Manufacturing | 2019 |
| Williams Cooper Limited | Professional & scientific | 2011 |
| Willow Landscapes and Groundworks Limited | Administrative & support | 2025 |
| Wilson Estate Group Ltd | Construction | 2025 |
| Wilson's Vending Transport Limited | Transport & logistics | 2025 |
| Wincham Accountants Limited | Administrative & support | 2005 |
| Wincham Consultants Limited | Professional & scientific | 2004 |
| Wincham Executor & Trustee Company Limited | Professional & scientific | 2009 |
| Wincham International Limited | Professional & scientific | 2005 |
| Wincham Investments Limited | Professional & scientific | 1994 |
| Winsford Tanning Studio Ltd | Other services | 2026 |
| Winstanley Property Developments Limited | Construction | 2016 |
| Winterson Technical Services Ltd | Construction | 2020 |
| Wireco Limited | Manufacturing | 2012 |
| Wired by LEE Limited | Construction | 2025 |
| Wirral Waste Ltd | Water & waste | 2026 |
| Wisteria L Management Ltd | Real estate | 2026 |
| With Marketing Ltd | Professional & scientific | 2017 |
| WLX Consulting Ltd | Professional & scientific | 2021 |
| Wondrous Systems Ltd | Professional & scientific | 2021 |
| Wonky Pear Limited | Hospitality | 2019 |
| Woodbank Property Services Limited | Construction | 2008 |
| Woodfield Interiors Limited | Administrative & support | 2007 |
| Woodford Aviation Limited | Other services | 2016 |
| Woodhead Holiday LET Limited | Hospitality | 2020 |
| Woodward Civil Engineering Limited | Construction | 2018 |
| Woosnip Limited | Professional & scientific | 2012 |
| Wordon Group Ltd | Construction | 2007 |
| Wordon Investments Limited | Real estate | 2016 |
| World Art Exhibitions Ltd | Arts & recreation | 2019 |
| Wright-Care Consultancy Group Ltd | Professional & scientific | 2016 |
| Wrimtin Limited | Professional & scientific | 2011 |
| Wristbands Plus Limited | Wholesale & retail | 2014 |
| WS Benson Limited | Manufacturing | 2019 |
| WTF Training Ltd | Arts & recreation | 2013 |
| Wych Developments Limited | Construction | 2013 |
| Wykeham Villas Limited | Professional & scientific | 2008 |
| Wynne Training Ltd | Other services | 2025 |
| XPC Property Management Ltd | Real estate | 2022 |
| Xpend Limited | Professional & scientific | 2013 |
| Xpotip Limited | Professional & scientific | 2015 |
| Xtiler Limited | Professional & scientific | 2012 |
| Xyfra Ltd | Information & communication | 2026 |
| Y J Paul Limited | Wholesale & retail | 2025 |
| Yera Homes Ltd | Real estate | 2021 |
| Yera Ltd | Information & communication | 2019 |
| Yewers Limited | Wholesale & retail | 2024 |
| Yoohoo Systems Ltd | Information & communication | 2021 |
| Yotta Laboratories Limited | Information & communication | 2017 |
| Your Everyday Products Limited | Wholesale & retail | 2023 |
| Your Freedom Life Limited | Professional & scientific | 2024 |
| YU Group Corporation Limited | Administrative & support | 2015 |
| YU Properties Limited | Real estate | 2014 |
| Yulwin Limited | Professional & scientific | 2013 |
| Zara Haqqani Limited | Health & social care | 2017 |
| Zartech Consulting Limited | Information & communication | 2012 |
| ZE Ltd | Professional & scientific | 2025 |
| Zebsoft Ltd | Information & communication | 2021 |
| Zebsoft Productivity Systems Limited | Information & communication | 2019 |
| Zender Limited | Professional & scientific | 2013 |
| Zenith House Construction Limited | Construction | 2019 |
| Zenith House Developments (Sandbach) Ltd | Construction | 2017 |
| Zenith House Developments Limited | Construction | 2013 |
| Zephuros Limited | Other services | 2017 |
| Zerrif Limited | Professional & scientific | 2012 |
| Zintrop Limited | Professional & scientific | 2012 |
| Zodiac Aviation Ltd | Manufacturing | 2023 |
| Zonox Limited | Professional & scientific | 2007 |
| Zumuku Congleton Limited | Hospitality | 2024 |
| Zumuku Crewe Limited | Hospitality | 2025 |
| Zzevenz Limited | Wholesale & retail | 2023 |